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Finding the Fourth Proportional to 580,651,814.40, 870,959,059.20 and 192,492,556.80

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Solution

The fourth proportional to 580,651,814.40, 870,959,059.20 and 192,492,556.80 is: 288,732,648.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,651,814.40 : 870,959,059.20 = 192,492,556.80 : x
  2. Step 2: Convert to fraction form
    580,651,814.40/870,959,059.20 = 192,492,556.80/x
  3. Step 3: Cross multiply
    580,651,814.40x = 870,959,059.20 × 192,492,556.80
  4. Step 4: Simplify right side
    580,651,814.40x = 167,653,136,173,530,592
  5. Step 5: Solve for x
    x = 167,653,136,173,530,592/580,651,814.40
  6. Step 6: Final answer
    x = 288,732,648.41

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